light KIA OPTIMA PHEV 2020 Repair Manual

485
Features of your vehicle
Parking Brake & BrakeFluid Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds
- It remains on if the parking brake is applied.
When the parking brake is applied.
When the brake fluid level in the reservoir is low.
- If the warning light illuminateswith the parking brake released, it
indicates the brake fluid level in
reservoir is low. If the brake fluid level in the reservoir
is low:
1. Drive carefully to the nearest safe
location and stop your vehicle.
2. With the engine stopped, check the brake fluid level immediately
and add fluid as required (For
more details, refer to “Brake Fluid”
in chapter 7).
Then check all brake components
for fluid leaks. If any leaks in the
brake system are still found, the
warning light remains on, or the
brakes do not operate properly, do
not drive the vehicle.
In this case, have your vehicle
towed to an authorized Kia dealer
and inspected. Dual-diagonal braking system
Your vehicle is equipped with dual-
diagonal braking systems. This
means you still have braking on two
wheels even if one of the dual sys-
tems should fail.
With only one of the dual systems
working, greater pedal pressure will
be required to stop the vehicle.
Also, the vehicle will require
increased stopping distance with
only a portion of the brake system
working.
If the brakes fail while you are driv-
ing, shift to a lower gear for addition-
al engine braking and stop the vehi-
cle as soon as it is safe to do so.
Driving the vehicle with a warning
light ON is dangerous. If the Parking
Brake & Brake Fluid Warning Light
illuminate with the parking brake
released, it indicates that the brake
fluid level is low.
In this case, have your vehicle
inspected by an authorized Kia deal-
er.

Features of your vehicle
86
4
Anti-lock Brake System
(ABS) Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds and then goes off.
When there is a malfunction with the ABS (The normal braking sys-
tem will still be operational without
the assistance of the anti-lock
brake system).
In this case, have your vehicle
inspected by an authorized Kia
dealer.
Electronic
Brake forceDistribution(EBD) SystemWarning Light
These two warning lights illuminate at
the same time while driving:
When the ABS and regular brake system may not work normally.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
WARNING - Electronic
Brake force Distribution
(EBD) System Warning Light
When both ABS and Parking
Brake & Brake Fluid Warning
Lights are on, the brake system
will not work normally and you
may experience an unexpected
and dangerous situation during
sudden braking thereby
increasing the risk of a crash
and injury. In this case, avoid
high speed driving and abrupt
braking. Have your vehicle
inspected by an authorized Kia
dealer as soon as possible.

487
Features of your vehicle
✽ ✽NOTICE- Electronic Brake
force Distribution (EBD)
System Warning Light
When the ABS Warning Light is on
or both the ABS and the Parking
Brake & Brake Fluid Warning
Lights are on, the speedometer,
odometer, or tripmeter may not
work. Also, the EPS Warning Light
may illuminate and the steering
effort may increase or decrease.
In this case, have your vehicle inspect-
ed by an authorized Kia dealer as
soon as possible.
Regenerative Brake Warning Light
This warning light illuminates :
When the regenerative brake does
not operate and the brake does not
perform well. This causes the Brake
Warning light (red) and Regenerative
Brake Warning Light (yellow) to illu-
minate simultaneously.
In this case, drive safely and have
your vehicle inspected by an author-
ized Kia dealer.
Electronic PowerSteering (EPS) WarningLight
This warning light illuminates:
When the ignition is moved to ON, the warning light illuminates for
about 3 seconds and turns off
automatically if no problem.
When the warning light illuminates while driving, it indicates that there
is a problem with the electric power
steering system. In this case, have
your vehicle inspected by an
authorized Kia dealer.
(yellow color)
(red color)

Features of your vehicle
88
4
Malfunction Indicator
Lamp (MIL)
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It remains on until the engine isstarted.
When there is a malfunction with the emission control system.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
Charging System
Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It remains on until the engine isstarted.
When there is a malfunction with either the alternator or electrical
charging system.
If there is a malfunction with either
the alternator or electrical charging
system:
1.Drive carefully to the nearest safe location and stop your vehicle.
2.Turn the engine off and check the alternator drive belt for looseness
or breakage.
If the belt is adjusted properly,
there may be a problem in the elec-
trical charging system.
In this case, have your vehicle
inspected by an authorized Kia
dealer as soon as possible.
CAUTION - Catalytic
Converter Damage
If the Malfunction Indicator Lamp (MIL) illuminates, poten-tial catalytic converter damageis possible which could result inloss of engine power.
In this case, have your vehicleinspected by an authorized Kiadealer as soon as possible.
CAUTION - Malfunction
Indicator Lamp (MIL)
Driving with the Malfunction Indicator Lamp (MIL) on maycause damage to the emissioncontrol systems which couldaffect drivability and/or fueleconomy.

489
Features of your vehicle
Engine Oil PressureWarning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It remains on until the engine isstarted.
When the engine oil pressure is low.
If the engine oil pressure is low:
1.Drive carefully to the nearest safe location and stop your vehicle.
2.Turn the engine off and check the engine oil level (For more details,
refer to “Engine Oil” in chapter 7). If
the level is low, add oil as required.
If the warning light remains on after
adding oil or if oil is not available,
have your vehicle inspected by an
authorized Kia dealer as soon as
possible. If the warning light stays on while the
engine is running, it indicates that
there may be serious engine dam-
age or malfunction. In this case,
1. Stop the vehicle as soon as it is
safe to do so.
2. Turn off the engine and check the oil level. If the oil level is low, fill the
engine oil to the proper level.
3. Start the engine again. If the warn- ing light stays on after the engine
is started, turn the engine off
immediately. In this case, have
your vehicle inspected by an
authorized Kia dealer.
Low Tire Pressure
Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds and then goes off.
When one or more of your tires are significantly underinflated.
❈ For more details, refer to “Tire
Pressure Monitoring System
(TPMS)” in chapter 6.
CAUTION - Engine
damage
If the engine is not stopped
immediately after the engine oilpressure warning light is illumi-nated and stays on while theengine is running, seriousengine damage may result.

Features of your vehicle
90
4
This warning light remains on after
blinking for approximately 60 seconds
or repeats blinking on and off at the
intervals of approximately 3 seconds:
When there is a malfunction with
the TPMS.
In this case, have your vehicle
inspected by an authorized Kia
dealer as soon as possible.
❈ For more details, refer to “Tire
Pressure Monitoring System
(TPMS)” in chapter 6. The TPMS cannot alert you to
severe and sudden tire damage
caused by external factors.
If you notice any vehicle instability, immediately take your foot off the
accelerator pedal, apply the brakes
gradually with light force, and slow-
ly move to a safe position off the
road.Electronic Parking Brake
(EPB) Warning Light(if equipped)
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds and then goes off.
When there is a malfunction with the EPB.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
✽ ✽ NOTICE- Electronic Parking
Brake (EPB) Warning Light
The Electronic Parking Brake
(EPB) Warning Light may illumi-
nate when the Electronic Stability
control (ESC) Indicator Light comes
on to indicate that the ESC is not
working properly (This does not
indicate malfunction of the EPB).
WARNING - Low tire pressure
Significantly low tire pressure makes the vehicle unstable
and can contribute to loss of
vehicle control and increased
braking distances.
Continued driving on low pres- sure tires will cause the tires to
overheat and fail.
EPB

491
Features of your vehicle
Master Warning light (if equipped)
This warning light informs the driv- er of the following situations
- LED head lamp malfunction (if equipped)
- Smart Cruise Control with Stop & Go malfunction (if equipped)
- Forward Collision-Avoidance Assist malfunction (if equipped)
- Blind-Spot Collision Warning (BCW) malfunction
- Lamp malfunction
- High Beam Assist malfunction (if equipped)
- Tire Pressure Monitoring System (TPMS) malfunction
The Master Warning Light illumi-
nates if one or more of the above
warning situations occur.
If the warning situation is resolved,
the master warning light turns off.
Forward Collision-avoid- ance Assist Warninglight (FCA, if equipped)
This indicator light illuminates:
When there is a malfunction with the FCA.
In this case, have the vehicle inspect-
ed by an authorized Kia dealer.
Dynamic Bending Light (DBL) Warning Light (if equipped)
This warning light blinks:
When there is a malfunction with the Dynamic Bending Light (DBL).
If there is a malfunction with the
Dynamic Bending Light (DBL):
1.Drive carefully to the nearest safe location and stop your vehicle.
2.Turn the engine off and restart the engine. If the warning light remains
on, have the vehicle inspected by
an authorized Kia dealer.

Features of your vehicle
92
4
Engine Coolant
Temperature WarningLight
This warning light illuminates:
When the engine coolant tempera- ture is above 248°F (120°C). This
means that the engine is overheat-
ed and may be damaged.
If your vehicle is overheated, refer
to “Overheating” in chapter 6.
Indicator Lights
Charging Cable
Connection Indicator (Plug-in hybrid)
This indicator illuminates in red when
the charging cable is connected.
Electronic StabilityControl (ESC) IndicatorLight
This indicator light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds and then goes off.
When there is a malfunction with the ESC system.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
This indicator light blinks:
While the ESC is operating.
❈ For more details, refer to
“Electronic Stability Control (ESC)”
in chapter 6.
CAUTION - Engine
Overheating
Do not continue driving with the
engine overheated. Otherwisethe engine may be damaged.

493
Features of your vehicle
Electronic StabilityControl (ESC) OFFIndicator Light
This indicator light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds and then goes off.
When you deactivate the ESC sys- tem by pressing the ESC OFF but-
ton.
❈ For more details, refer to
“Electronic Stability Control (ESC)”
in chapter 5.
Immobilizer Indicator
Light (Without Smart Key)
This indicator light illuminates:
When the vehicle detects the immobilizer in your key properly
while the Engine Start/Stop button
is ON.
- At this time, you can start theengine.
- The indicator light goes off after starting the engine.
This indicator light blinks:
When there is a malfunction with the immobilizer system.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
Immobilizer Indicator
Light (With Smart Key)
This indicator light illuminates for up
to 30 seconds:
When the vehicle detects the smart key in the vehicle properly
while the Engine Start/Stop Button
is ACC or ON.
- At this time, you can start theengine.
- The indicator light goes off after starting the engine.
This indicator light blinks for a few
seconds:
When the smart key is not in the vehicle.
- At this time, you can not start theengine.

Features of your vehicle
94
4
This indicator light illuminates for 2
seconds and goes off:
When the vehicle cannot detect the
smart key which is in the vehicle
while the Engine Start/Stop Button
is ON.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
This indicator light blinks:
When the battery of the smart key is weak.
- At this time, you cannot start theengine. However, you can start the
engine if you press the Engine
Start/Stop Button with the smart
key. (For more details, refer to
“Starting the Engine” in chapter 5).
When there is a malfunction with the immobilizer system.
In this case, have your vehicle
inspected by an authorized Kia
dealer.Turn Signal Indicator
Light
This indicator light blinks:
When you turn the turn signal light on.
If any of the following occurs, there
may be a malfunction with the turn
signal system. In this case, have your
vehicle inspected by an authorized
Kia dealer. - The indicator light does not blinkbut illuminates.
- The indicator light blinks more rapidly.
- The indicator light does not illumi- nate at all.
High Beam Indicator
Light
This indicator light illuminates:
When the headlights are on and in the high beam position
When the turn signal lever is pulled into the Flash-to-Pass position.